HelenOS-historic – /

Rev 1253 – Replace old name of SYS_IOSPACE_ENABLE with a new one.

jermar — Sat, 29 Apr 2006 13:27:43 +0200

jermar – 1 file(s) modified
Replace old name of SYS_IOSPACE_ENABLE with a new one.

~ /kernel/trunk/generic/include/syscall/syscall.h

Rev 1252 – Fix amd64 SMP boot when tss for AP CPU gets ...

palkovsky — Sat, 29 Apr 2006 13:07:12 +0200

palkovsky – 1 file(s) modified
Fix amd64 SMP boot when tss for AP CPU gets allocated in memory >20MB.

~ /kernel/trunk/arch/amd64/src/pm.c

Rev 1251 – Fix BITS2BYTES macro to return 0 when passed 0 as ...

jermar — Fri, 28 Apr 2006 16:32:44 +0200

jermar – 7 file(s) modified
Fix BITS2BYTES macro to return 0 when passed 0 as argument.
Fix ia32 TSS segment granularity to be 0.
Fix ia32 and amd64 initial TSS limit to be 103.
Little textual changes here and there.

~ /kernel/trunk/arch/amd64/include/asm.h
~ /kernel/trunk/arch/amd64/src/pm.c
~ /kernel/trunk/arch/ia32/include/asm.h
~ /kernel/trunk/arch/ia32/include/smp/apic.h
~ /kernel/trunk/arch/ia32/src/pm.c
~ /kernel/trunk/arch/ia32/src/proc/scheduler.c
~ /kernel/trunk/generic/include/adt/bitmap.h

Rev 1250 – Add as.h to libc and compile pci module only for ...

jermar — Fri, 28 Apr 2006 15:02:59 +0200

jermar – 5 file(s) modified
Add as.h to libc and compile pci module only for amd64 and ia32.

~ /uspace/trunk/init/init.c
~ /uspace/trunk/libc/generic/as.c
+ /uspace/trunk/libc/include/as.h
~ /uspace/trunk/libc/include/unistd.h
~ /uspace/trunk/Makefile

Rev 1249 – Improve doxygen comments for printf().

jermar — Thu, 27 Apr 2006 20:27:01 +0200

jermar – 1 file(s) modified
Improve doxygen comments for printf().

~ /kernel/trunk/generic/src/debug/print.c

Rev 1248 – Add some @file doxygen comments and improve already existing comments.

jermar — Thu, 27 Apr 2006 19:13:49 +0200

jermar – 29 file(s) modified
Add some @file doxygen comments and improve already existing comments.

~ /kernel/trunk/genarch/src/mm/page_ht.c
~ /kernel/trunk/genarch/src/mm/page_pt.c
~ /kernel/trunk/generic/src/adt/bitmap.c
~ /kernel/trunk/generic/src/adt/btree.c
~ /kernel/trunk/generic/src/adt/hash_table.c
~ /kernel/trunk/generic/src/adt/list.c
~ /kernel/trunk/generic/src/ddi/ddi.c
~ /kernel/trunk/generic/src/debug/symtab.c
~ /kernel/trunk/generic/src/ipc/sysipc.c
~ /kernel/trunk/generic/src/lib/elf.c
~ /kernel/trunk/generic/src/main/kinit.c
~ /kernel/trunk/generic/src/main/main.c
~ /kernel/trunk/generic/src/main/uinit.c
~ /kernel/trunk/generic/src/mm/as.c
~ /kernel/trunk/generic/src/mm/buddy.c
~ /kernel/trunk/generic/src/mm/frame.c
~ /kernel/trunk/generic/src/mm/page.c
~ /kernel/trunk/generic/src/mm/slab.c
~ /kernel/trunk/generic/src/mm/tlb.c
~ /kernel/trunk/generic/src/proc/scheduler.c
~ /kernel/trunk/generic/src/proc/task.c
~ /kernel/trunk/generic/src/proc/the.c
~ /kernel/trunk/generic/src/proc/thread.c
~ /kernel/trunk/generic/src/synch/condvar.c
~ /kernel/trunk/generic/src/synch/futex.c
~ /kernel/trunk/generic/src/synch/mutex.c
~ /kernel/trunk/generic/src/synch/rwlock.c
~ /kernel/trunk/generic/src/synch/semaphore.c
~ /kernel/trunk/generic/src/synch/waitq.c

Rev 1247 – Same 24 - > 32 bit lgdt patch on amd64 ...

vana — Thu, 27 Apr 2006 18:36:44 +0200

vana – 1 file(s) modified
Same 24 - > 32 bit lgdt patch on amd64 arch. Now both ia32 and amd64 platforms are able to have AP GDTs in all lowest 4GB of physicall memory.

~ /kernel/trunk/arch/amd64/src/smp/ap.S

Rev 1246 – This patch enables 32 base of GDT on APs at ...

vana — Thu, 27 Apr 2006 18:31:11 +0200

vana – 1 file(s) modified
This patch enables 32 base of GDT on APs at boot. It should now be able to use GDTs allocated up of 16MB so I hope this patches AP crash bug ocurred in some memory configurations.

~ /kernel/trunk/arch/ia32/src/smp/ap.S

Rev 1245 – Fix badly defined endianness for ppc32.

cejka — Thu, 27 Apr 2006 14:45:02 +0200

cejka – 1 file(s) modified
Fix badly defined endianness for ppc32.

~ /uspace/trunk/libc/arch/ppc32/include/endian.h

Rev 1244 – Endianness for mips32eb properly defined. Created links from mips32eb to ...

cejka — Thu, 27 Apr 2006 14:37:17 +0200

cejka – 8 file(s) modified
Endianness for mips32eb properly defined.
Created links from mips32eb to mips32 libc/arch include files.

+ /uspace/trunk/libc/arch/mips32eb/include
+ /uspace/trunk/libc/arch/mips32eb/include/atomic.h
+ /uspace/trunk/libc/arch/mips32eb/include/context_offset.h
+ /uspace/trunk/libc/arch/mips32eb/include/endian.h
+ /uspace/trunk/libc/arch/mips32eb/include/psthread.h
+ /uspace/trunk/libc/arch/mips32eb/include/stackarg.h
+ /uspace/trunk/libc/arch/mips32eb/include/thread.h
+ /uspace/trunk/libc/arch/mips32eb/include/types.h

Rev 1243 – Definition of endianness moved to architecture dependent subdirectory. Deleted link ...

cejka — Thu, 27 Apr 2006 13:16:37 +0200

cejka – 7 file(s) modified
Definition of endianness moved to architecture dependent subdirectory.
Deleted link from mips32eb/include to mips32/include. It will be
fixed in next commit due to problems with svn.

+ /uspace/trunk/libc/arch/amd64/include/endian.h
+ /uspace/trunk/libc/arch/ia32/include/endian.h
+ /uspace/trunk/libc/arch/ia64/include/endian.h
+ /uspace/trunk/libc/arch/mips32/include/endian.h
x /uspace/trunk/libc/arch/mips32eb/include
+ /uspace/trunk/libc/arch/ppc32/include/endian.h
~ /uspace/trunk/libc/include/endian.h

Rev 1242 – This time really fix wrong definition of K_DATA_START.

jermar — Wed, 26 Apr 2006 23:36:47 +0200

jermar – 2 file(s) modified
This time really fix wrong definition of K_DATA_START.

~ /kernel/trunk/arch/amd64/src/smp/ap.S
~ /kernel/trunk/arch/ia32/src/smp/ap.S

Rev 1241 – Fix K_DATA_START section definition.

jermar — Wed, 26 Apr 2006 23:30:19 +0200

jermar – 2 file(s) modified
Fix K_DATA_START section definition.

~ /kernel/trunk/arch/amd64/src/smp/ap.S
~ /kernel/trunk/arch/ia32/src/smp/ap.S

Rev 1240 – Replace __native with sysarg_t so that uspace compiles again.

jermar — Wed, 26 Apr 2006 23:25:48 +0200

jermar – 1 file(s) modified
Replace __native with sysarg_t so that uspace compiles again.

~ /uspace/trunk/libc/generic/as.c

Rev 1239 – Prevent race in as_area_send() by allowing the address space area ...

jermar — Wed, 26 Apr 2006 19:56:23 +0200

jermar – 5 file(s) modified
Prevent race in as_area_send() by allowing the address space area to be
created with AS_AREA_ATTR_PARTIAL attribute.

~ /kernel/trunk/generic/include/mm/as.h
~ /kernel/trunk/generic/src/ddi/ddi.c
~ /kernel/trunk/generic/src/lib/elf.c
~ /kernel/trunk/generic/src/mm/as.c
~ /kernel/trunk/generic/src/proc/task.c

Rev 1238 – Rename SYS_AS_AREA_SHARE_APPROVE and SYS_AS_AREA_SHARE_PERFORM, resp., to SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND, resp. ...

jermar — Wed, 26 Apr 2006 19:03:15 +0200

jermar – 4 file(s) modified
Rename SYS_AS_AREA_SHARE_APPROVE and SYS_AS_AREA_SHARE_PERFORM, resp., to
SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND, resp. in syscall_t.

Fix prototype of as_area_send() to take only base address of the address
space area as a parameter and read size and flags from the address space
area found at this base address.

~ /kernel/trunk/generic/include/mm/as.h
~ /kernel/trunk/generic/include/mm/as_arg.h
~ /kernel/trunk/generic/include/syscall/syscall.h
~ /kernel/trunk/generic/src/mm/as.c

Rev 1237 – Add userspace support for SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND syscalls.

jermar — Wed, 26 Apr 2006 18:43:44 +0200

jermar – 4 file(s) modified
Add userspace support for SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND syscalls.

+ /uspace/trunk/libc/generic/as.c (copied from /uspace/trunk/libc/generic/mmap.c@1234)
x /uspace/trunk/libc/generic/mmap.c
~ /uspace/trunk/libc/include/unistd.h
~ /uspace/trunk/libc/Makefile

Rev 1236 – Add frame_reference_add().

jermar — Wed, 26 Apr 2006 13:57:43 +0200

jermar – 3 file(s) modified
Add frame_reference_add().

~ /kernel/trunk/generic/include/mm/frame.h
~ /kernel/trunk/generic/src/mm/as.c
~ /kernel/trunk/generic/src/mm/frame.c

Rev 1235 – Implementation of SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND syscalls. Note that these replace ...

jermar — Wed, 26 Apr 2006 13:43:47 +0200

jermar – 6 file(s) modified
Implementation of SYS_AS_AREA_ACCEPT and SYS_AS_AREA_SEND syscalls.
Note that these replace previously declared SYS_AS_AREA_SHARE_APPROVE
and SYS_AS_AREA_SHARE_PERFORM.

~ /kernel/trunk/generic/include/mm/as.h
+ /kernel/trunk/generic/include/mm/as_arg.h
~ /kernel/trunk/generic/include/proc/task.h
~ /kernel/trunk/generic/src/mm/as.c
~ /kernel/trunk/generic/src/proc/task.c
~ /kernel/trunk/generic/src/syscall/syscall.c

Rev 1234 – Another version of printf function, now with support for sprintf, ...

cejka — Mon, 24 Apr 2006 23:05:59 +0200

cejka – 12 file(s) modified
Another version of printf function, now with support for sprintf, snprintf and v*printf functions.

x /uspace/trunk/libc/generic/io/print.c
+ /uspace/trunk/libc/generic/io/printf.c
+ /uspace/trunk/libc/generic/io/printf_core.c (copied from /uspace/trunk/libc/generic/io/print.c@1204)
+ /uspace/trunk/libc/generic/io/snprintf.c
+ /uspace/trunk/libc/generic/io/sprintf.c
+ /uspace/trunk/libc/generic/io/vprintf.c
+ /uspace/trunk/libc/generic/io/vsnprintf.c
+ /uspace/trunk/libc/generic/io/vsprintf.c
~ /uspace/trunk/libc/include/io/io.h
+ /uspace/trunk/libc/include/io/printf_core.h
~ /uspace/trunk/libc/include/stdio.h
~ /uspace/trunk/libc/Makefile

Rev 1233 – Do not allow zero size address space areas.

jermar — Mon, 24 Apr 2006 21:52:58 +0200

jermar – 1 file(s) modified
Do not allow zero size address space areas.

~ /kernel/trunk/generic/src/mm/as.c

Rev 1232 – Sort architectures alphabetically in uspace configuration.

jermar — Mon, 24 Apr 2006 15:11:18 +0200

jermar – 1 file(s) modified
Sort architectures alphabetically in uspace configuration.

~ /uspace/trunk/uspace.config

Rev 1231 – Sort architectures alphabetically in kernel configuration.

jermar — Mon, 24 Apr 2006 15:10:21 +0200

jermar – 1 file(s) modified
Sort architectures alphabetically in kernel configuration.

~ /kernel/trunk/kernel.config

Rev 1230 – Sort architectures alphabetically in boot.

jermar — Mon, 24 Apr 2006 15:08:42 +0200

jermar – 1 file(s) modified
Sort architectures alphabetically in boot.

~ /boot/trunk/boot.config

Rev 1229 – Remove the outdated TODO file. Improve doxygen comments here and ...

jermar — Mon, 24 Apr 2006 14:59:11 +0200

jermar – 16 file(s) modified
Remove the outdated TODO file.
Improve doxygen comments here and there.

x /kernel/trunk/doc/TODO
~ /kernel/trunk/genarch/src/mm/page_ht.c
~ /kernel/trunk/genarch/src/mm/page_pt.c
~ /kernel/trunk/generic/include/mm/buddy.h
~ /kernel/trunk/generic/src/debug/print.c
~ /kernel/trunk/generic/src/main/main.c
~ /kernel/trunk/generic/src/mm/buddy.c
~ /kernel/trunk/generic/src/mm/page.c
~ /kernel/trunk/generic/src/proc/scheduler.c
~ /kernel/trunk/generic/src/proc/task.c
~ /kernel/trunk/generic/src/synch/condvar.c
~ /kernel/trunk/generic/src/synch/futex.c
~ /kernel/trunk/generic/src/synch/mutex.c
~ /kernel/trunk/generic/src/synch/rwlock.c
~ /kernel/trunk/generic/src/synch/semaphore.c
~ /kernel/trunk/generic/src/synch/waitq.c

Rev 1228 – Reflect changes in syscall names in userspace.

jermar — Sun, 23 Apr 2006 18:34:45 +0200

jermar – 5 file(s) modified
Reflect changes in syscall names in userspace.

~ /uspace/trunk/init/init.c
~ /uspace/trunk/libc/generic/mmap.c
~ /uspace/trunk/libc/generic/task.c
~ /uspace/trunk/libc/include/task.h
~ /uspace/trunk/libc/include/unistd.h

Rev 1227 – Reorganize syscall names to better correspond to kernel architecture. Add ...

jermar — Sun, 23 Apr 2006 18:09:15 +0200

jermar – 15 file(s) modified
Reorganize syscall names to better correspond to kernel architecture.
Add dummy placeholders for SYS_AS_AREA_SHARE_APPROVE and
SYS_AS_AREA_SHARE_PERFORM syscalls.

~ /kernel/trunk/arch/amd64/src/ddi/ddi.c
~ /kernel/trunk/arch/ia32/src/ddi/ddi.c
~ /kernel/trunk/arch/ia64/src/ddi/ddi.c
~ /kernel/trunk/arch/mips32/src/ddi/ddi.c
~ /kernel/trunk/arch/ppc32/src/ddi/ddi.c
~ /kernel/trunk/arch/ppc64/src/ddi/ddi.c
~ /kernel/trunk/arch/sparc64/src/ddi/ddi.c
~ /kernel/trunk/generic/include/ddi/ddi.h
~ /kernel/trunk/generic/include/mm/as.h
~ /kernel/trunk/generic/include/proc/task.h
~ /kernel/trunk/generic/include/syscall/syscall.h
~ /kernel/trunk/generic/src/ddi/ddi.c
~ /kernel/trunk/generic/src/mm/as.c
~ /kernel/trunk/generic/src/proc/task.c
~ /kernel/trunk/generic/src/syscall/syscall.c

Rev 1226 – Kernel printf prefix is counted without prefixes now.

cejka — Sun, 23 Apr 2006 17:05:58 +0200

cejka – 1 file(s) modified
Kernel printf prefix is counted without prefixes now.

~ /kernel/trunk/generic/src/debug/print.c

Rev 1225 – Printf precision is counted without prefixes now.

cejka — Sun, 23 Apr 2006 17:04:08 +0200

cejka – 1 file(s) modified
Printf precision is counted without prefixes now.

~ /uspace/trunk/libc/generic/io/print.c

Rev 1224 – Fix pointers output format. Fix format of slab and zones ...

cejka — Sun, 23 Apr 2006 16:17:44 +0200

cejka – 12 file(s) modified
Fix pointers output format.
Fix format of slab and zones tables.

~ /kernel/trunk/arch/ia32/src/mm/frame.c
~ /kernel/trunk/arch/ia32/src/mm/memory_init.c
~ /kernel/trunk/generic/include/debug.h
~ /kernel/trunk/generic/src/console/cmd.c
~ /kernel/trunk/generic/src/debug/print.c
~ /kernel/trunk/generic/src/debug/symtab.c
~ /kernel/trunk/generic/src/interrupt/interrupt.c
~ /kernel/trunk/generic/src/main/main.c
~ /kernel/trunk/generic/src/mm/buddy.c
~ /kernel/trunk/generic/src/mm/frame.c
~ /kernel/trunk/generic/src/mm/slab.c
~ /kernel/trunk/generic/src/synch/spinlock.c

Rev 1223 – Make ia64 and sparc64 compile again. Fix ia64 to set ...

jermar — Sun, 23 Apr 2006 14:46:01 +0200

jermar – 12 file(s) modified
Make ia64 and sparc64 compile again.
Fix ia64 to set up inits in arch_pre_main().

~ /kernel/trunk/arch/amd64/src/ddi/ddi.c
~ /kernel/trunk/arch/ia32/src/ddi/ddi.c
~ /kernel/trunk/arch/ia64/src/ddi/ddi.c
~ /kernel/trunk/arch/ia64/src/ia64.c
~ /kernel/trunk/arch/ia64/src/start.S
~ /kernel/trunk/arch/mips32/include/arch.h
~ /kernel/trunk/arch/mips32/src/ddi/ddi.c
~ /kernel/trunk/arch/ppc32/include/arch.h
~ /kernel/trunk/arch/ppc32/src/ddi/ddi.c
~ /kernel/trunk/arch/sparc64/src/ddi/ddi.c
~ /kernel/trunk/generic/include/arch.h
~ /kernel/trunk/generic/src/ipc/ipc.c

Rev 1222 – init tasks must be registered before main_bsp()

decky — Sun, 23 Apr 2006 01:35:20 +0200

decky – 6 file(s) modified
init tasks must be registered before main_bsp()

~ /kernel/trunk/arch/mips32/include/arch.h
~ /kernel/trunk/arch/mips32/src/mips32.c
~ /kernel/trunk/arch/mips32/src/start.S
~ /kernel/trunk/arch/ppc32/include/arch.h
~ /kernel/trunk/arch/ppc32/src/boot/boot.S
~ /kernel/trunk/arch/ppc32/src/ppc32.c

Rev 1221 – printf-related and other code cleanup

decky — Sun, 23 Apr 2006 01:00:26 +0200

decky – 21 file(s) modified
printf-related and other code cleanup

~ /kernel/trunk/arch/amd64/src/debugger.c
~ /kernel/trunk/arch/ia32/src/interrupt.c
~ /kernel/trunk/arch/ia32/src/mm/frame.c
~ /kernel/trunk/arch/ia32/src/smp/mps.c
~ /kernel/trunk/arch/ia64/src/interrupt.c
~ /kernel/trunk/arch/ia64/src/mm/tlb.c
~ /kernel/trunk/arch/mips32/src/drivers/arc.c
~ /kernel/trunk/arch/mips32/src/exception.c
~ /kernel/trunk/arch/ppc32/src/mm/memory_init.c
~ /kernel/trunk/arch/ppc64/src/mm/memory_init.c
~ /kernel/trunk/arch/sparc64/src/mm/tlb.c
~ /kernel/trunk/generic/include/debug.h
~ /kernel/trunk/generic/src/adt/btree.c
~ /kernel/trunk/generic/src/main/main.c
~ /kernel/trunk/generic/src/mm/frame.c
~ /kernel/trunk/generic/src/mm/page.c
~ /kernel/trunk/generic/src/proc/scheduler.c
~ /kernel/trunk/test/mm/falloc1/test.c
~ /kernel/trunk/test/mm/falloc2/test.c
~ /kernel/trunk/test/mm/mapping1/test.c
~ /kernel/trunk/test/synch/rwlock4/test.c

Rev 1220 – ppc32: initial userspace support

decky — Sun, 23 Apr 2006 00:35:37 +0200

decky – 6 file(s) modified
ppc32: initial userspace support

~ /kernel/trunk/arch/ppc32/include/asm.h
~ /kernel/trunk/arch/ppc32/include/boot/boot.h
~ /kernel/trunk/arch/ppc32/Makefile.inc
~ /kernel/trunk/arch/ppc32/src/asm.S
~ /kernel/trunk/arch/ppc32/src/dummy.s
~ /kernel/trunk/arch/ppc32/src/ppc32.c

Rev 1219 – ppc32: support for loading init

decky — Sun, 23 Apr 2006 00:34:46 +0200

decky – 5 file(s) modified
ppc32: support for loading init

~ /boot/trunk/arch/ppc32/loader/main.c
~ /boot/trunk/arch/ppc32/loader/main.h
~ /boot/trunk/arch/ppc32/loader/Makefile
~ /boot/trunk/arch/ppc32/loader/_link.ld
~ /boot/trunk/arch/ppc32/Makefile.inc

Rev 1218 – ppc32 compiles again

decky — Sat, 22 Apr 2006 23:50:55 +0200

decky – 1 file(s) modified
ppc32 compiles again

~ /kernel/trunk/arch/ppc32/src/ddi/ddi.c

Rev 1217 – basic ppc32 libc platform-specific files

decky — Sat, 22 Apr 2006 23:46:03 +0200

decky – 17 file(s) modified
basic ppc32 libc platform-specific files

+ /uspace/trunk/libc/arch/ppc32
+ /uspace/trunk/libc/arch/ppc32/include
+ /uspace/trunk/libc/arch/ppc32/include/atomic.h
+ /uspace/trunk/libc/arch/ppc32/include/context_offset.h
+ /uspace/trunk/libc/arch/ppc32/include/psthread.h
+ /uspace/trunk/libc/arch/ppc32/include/stackarg.h
+ /uspace/trunk/libc/arch/ppc32/include/thread.h
+ /uspace/trunk/libc/arch/ppc32/include/types.h
+ /uspace/trunk/libc/arch/ppc32/Makefile.inc
+ /uspace/trunk/libc/arch/ppc32/src
+ /uspace/trunk/libc/arch/ppc32/src/entry.s
+ /uspace/trunk/libc/arch/ppc32/src/psthread.S
+ /uspace/trunk/libc/arch/ppc32/src/syscall.c
+ /uspace/trunk/libc/arch/ppc32/src/thread.c
+ /uspace/trunk/libc/arch/ppc32/src/thread_entry.s
+ /uspace/trunk/libc/arch/ppc32/_link.ld.in
~ /uspace/trunk/uspace.config

Rev 1216 – prevent possible race by force disabling interrupts

decky — Sat, 22 Apr 2006 22:34:21 +0200

decky – 1 file(s) modified
prevent possible race by force disabling interrupts

~ /boot/trunk/arch/ppc32/loader/asm.S

Rev 1215 – ppc32: stub for Page Hash Table support

decky — Sat, 22 Apr 2006 22:11:23 +0200

decky – 10 file(s) modified
ppc32: stub for Page Hash Table support

+ /kernel/trunk/arch/ppc32/include/exception.h
~ /kernel/trunk/arch/ppc32/include/mm/asid.h
~ /kernel/trunk/arch/ppc32/include/mm/frame.h
~ /kernel/trunk/arch/ppc32/include/mm/page.h
~ /kernel/trunk/arch/ppc32/include/mm/tlb.h
~ /kernel/trunk/arch/ppc32/include/types.h
~ /kernel/trunk/arch/ppc32/Makefile.inc
~ /kernel/trunk/arch/ppc32/src/exception.S
+ /kernel/trunk/arch/ppc32/src/mm/tlb.c
~ /kernel/trunk/arch/ppc64/Makefile.inc

Rev 1214 – initially fill segment registers

decky — Sat, 22 Apr 2006 22:07:20 +0200

decky – 3 file(s) modified
initially fill segment registers

~ /boot/trunk/arch/ppc32/loader/asm.S
~ /boot/trunk/arch/ppc32/loader/boot.S
~ /boot/trunk/arch/ppc32/loader/Makefile